4547480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 11880000

約数和(自身を除く): 7332520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 149, 218, 280, 298, 436, 545, 596, 745, 763, 872, 1043, 1090, 1192, 1490, 1526, 2086, 2180, 2980, 3052, 3815, 4172, 4360, 5215, 5960, 6104, 7630, 8344, 10430, 15260, 16241, 20860, 30520, 32482, 41720, 64964, 81205, 113687, 129928, 162410, 227374, 324820, 454748, 568435, 649640, 909496, 1136870, 2273740, 4547480]

約数ペア:

[(1, 4547480), (2, 2273740), (4, 1136870), (5, 909496), (7, 649640), (8, 568435), (10, 454748), (14, 324820), (20, 227374), (28, 162410), (35, 129928), (40, 113687), (56, 81205), (70, 64964), (109, 41720), (140, 32482), (149, 30520), (218, 20860), (280, 16241), (298, 15260), (436, 10430), (545, 8344), (596, 7630), (745, 6104), (763, 5960), (872, 5215), (1043, 4360), (1090, 4172), (1192, 3815), (1490, 3052), (1526, 2980), (2086, 2180)]